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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| JJG 525-2014 |
Verification Regulation of Wedge-feet Calibrator for Micrometers 斜块式测微仪检定器检定规程 |
China Metrological
Standards Verification Regulation Wedge |
 English PDF |
| JJG 756-1991 |
Verification Regulation of Working Standard Equipment for Optical Wedge Density 光楔密度工作基准装置检定规程 |
China Metrological
Standards Verification Regulation Wedge |
English PDF |
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